Science
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Did the dinosaurs go extinct suddenly?
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When will we find extraterrestrial life?
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Do humans have a sixth sense?
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Could quantum entanglement be used for faster-than-light communication?
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Where do most asteroids originate from?
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How do plants produce their own food?
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What are the origins of the elements?
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Will artificial intelligence surpass human intelligence?
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Does dark matter interact with light?
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Is the universe expanding at a constant rate?